/* Windows 11 Style Variables */
:root {
    --win-bg: #f3f6fc;
    --win-surface: #ffffff;
    --win-primary: #0078d4;
    --win-primary-hover: #106ebe;
    --win-secondary: #5c5c5c;
    --win-accent: #0078d4;
    --win-border: #e0e0e0;
    --win-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --win-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --win-radius: 8px;
    --win-radius-lg: 12px;
    --win-radius-xl: 16px;
    --win-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Segoe UI Variable', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #f3f6fc 0%, #e9f1fa 100%);
    color: #202020;
    line-height: 1.5;
    min-height: 100vh;
}

/* Windows 11 Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #c0c0c0;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a0a0a0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.02em;
}

.win-text-title {
    font-size: 2.5rem;
    font-weight: 600;
    background: linear-gradient(135deg, #0078d4 0%, #005a9e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.win-text-subtitle {
    font-size: 1.25rem;
    color: #5c5c5c;
    font-weight: 400;
}

/* Navigation */
.win-nav {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0.75rem 2rem;
}

.win-nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.win-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.win-logo img {
    height: 40px;
    width: auto;
}

.win-logo span {
    font-size: 1.5rem;
    font-weight: 600;
    color: #0078d4;
}

.win-nav-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.win-nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--win-radius);
    color: #202020;
    text-decoration: none;
    font-weight: 500;
    transition: var(--win-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.win-nav-link i {
    font-size: 1rem;
}

.win-nav-link:hover {
    background: rgba(0, 120, 212, 0.1);
    color: var(--win-primary);
}

.win-nav-link.active {
    background: var(--win-primary);
    color: white;
}

.win-nav-link.btn-primary {
    background: var(--win-primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
}

.win-nav-link.btn-primary:hover {
    background: var(--win-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--win-shadow);
}

/* Hero Section */
.win-hero {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.win-hero-content {
    animation: slideInLeft 0.6s ease-out;
}

.win-hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #1e1e1e 0%, #0078d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.win-hero-subtitle {
    font-size: 1.25rem;
    color: #5c5c5c;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.win-hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.win-hero-image {
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 300"><path d="M200 50L350 200L200 250L50 200L200 50Z" fill="%230078d4" opacity="0.1"/><circle cx="200" cy="150" r="80" fill="%230078d4" opacity="0.1"/><circle cx="200" cy="150" r="40" fill="%230078d4" opacity="0.2"/></svg>') no-repeat center;
    background-size: contain;
    height: 300px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Cards */
.win-card {
    background: var(--win-surface);
    border-radius: var(--win-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--win-shadow);
    transition: var(--win-transition);
    border: 1px solid var(--win-border);
}

.win-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--win-shadow-hover);
}

.win-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.win-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #0078d4 0%, #00bcf2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

/* Reviews Section */
.win-reviews {
    max-width: 1400px;
    margin: 4rem auto;
    padding: 2rem;
}

.win-section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.win-section-title h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #0078d4 0%, #005a9e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.win-section-title p {
    font-size: 1.1rem;
    color: #5c5c5c;
}

.win-reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.win-review-card {
    background: var(--win-surface);
    border-radius: var(--win-radius-xl);
    padding: 2rem;
    box-shadow: var(--win-shadow);
    transition: var(--win-transition);
    border: 1px solid var(--win-border);
    position: relative;
    overflow: hidden;
}

.win-review-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    right: 20px;
    font-size: 8rem;
    color: rgba(0, 120, 212, 0.1);
    font-family: Georgia, serif;
}

.win-review-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--win-shadow-hover);
}

.win-review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.win-review-avatar {
    width: 60px;
    height: 60px;
    border-radius: 30px;
    background: linear-gradient(135deg, #0078d4 0%, #00bcf2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

.win-review-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.win-review-info p {
    font-size: 0.9rem;
    color: #5c5c5c;
}

.win-review-rating {
    color: #ffb900;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.win-review-text {
    color: #202020;
    line-height: 1.6;
    font-style: italic;
}

.win-review-date {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: #8a8a8a;
    text-align: right;
}

/* Buttons */
.win-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 20px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--win-transition);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.win-button-primary {
    background: var(--win-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(0, 120, 212, 0.3);
}

.win-button-primary:hover {
    background: var(--win-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 120, 212, 0.4);
}

.win-button-secondary {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    color: #202020;
    border: 1px solid var(--win-border);
}

.win-button-secondary:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: var(--win-shadow);
}

.win-button-danger {
    background: #d13438;
    color: white;
}

.win-button-danger:hover {
    background: #a4262c;
    transform: translateY(-2px);
}

/* Features Section */
.win-features {
    max-width: 1400px;
    margin: 4rem auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.win-feature {
    text-align: center;
    padding: 2rem;
    background: var(--win-surface);
    border-radius: var(--win-radius-lg);
    box-shadow: var(--win-shadow);
    transition: var(--win-transition);
}

.win-feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--win-shadow-hover);
}

.win-feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 32px;
    background: linear-gradient(135deg, #f3f6fc 0%, #e9f1fa 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--win-primary);
}

.win-feature h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.win-feature p {
    color: #5c5c5c;
    font-size: 0.95rem;
}

/* Footer */
.win-footer {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.5);
    padding: 3rem 2rem 1.5rem;
    margin-top: 4rem;
}

.win-footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.win-footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #202020;
}

.win-footer-column ul {
    list-style: none;
}

.win-footer-column li {
    margin-bottom: 0.75rem;
}

.win-footer-column a {
    color: #5c5c5c;
    text-decoration: none;
    transition: var(--win-transition);
}

.win-footer-column a:hover {
    color: var(--win-primary);
    padding-left: 5px;
}

.win-footer-bottom {
    max-width: 1400px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--win-border);
    text-align: center;
    color: #8a8a8a;
    font-size: 0.9rem;
}

/* Loading Animation */
.win-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 120, 212, 0.2);
    border-top-color: var(--win-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Scroll to Top Button */
.win-scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 25px;
    background: var(--win-primary);
    color: white;
    border: none;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(0,120,212,0.3);
    transition: all 0.3s;
    z-index: 1000;
}

.win-scroll-top:hover {
    transform: translateY(-2px);
    background: var(--win-primary-hover);
    box-shadow: 0 6px 16px rgba(0,120,212,0.4);
}

/* Notifications */
.win-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 300px;
    z-index: 2000;
    animation: slideInRight 0.3s ease-out;
}

.win-notification-success {
    border-left: 4px solid #107c10;
}

.win-notification-error {
    border-left: 4px solid #d13438;
}

.win-notification-info {
    border-left: 4px solid #0078d4;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .win-hero-title {
        font-size: 2.5rem;
    }
    
    .win-section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .win-nav {
        padding: 0.75rem 1rem;
    }
    
    .win-nav-links {
        display: none;
    }
    
    .win-hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2rem 1rem;
    }
    
    .win-hero-buttons {
        justify-content: center;
    }
    
    .win-hero-image {
        display: none;
    }
    
    .win-reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .win-footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .win-features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .win-notification {
        min-width: 250px;
        right: 10px;
        left: 10px;
    }
}

@media (max-width: 480px) {
    .win-hero-title {
        font-size: 1.8rem;
    }
    
    .win-section-title h2 {
        font-size: 1.5rem;
    }
    
    .win-review-card {
        padding: 1.5rem;
    }
    
    .win-button {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}